diff --git a/app.py b/app.py
index fade6ce..0066b80 100644
--- a/app.py
+++ b/app.py
@@ -26,7 +26,10 @@ def create_app():
         # For production, override via env var. This default is for local/dev only.
         "dev-secret-change-me",
     )
-    app.config["DATABASE"] = os.path.join(os.path.dirname(__file__), "app.db")
+    app.config["DATABASE"] = os.environ.get(
+        "DATABASE",
+        os.path.join(os.path.dirname(__file__), "app.db"),
+    )
 
     # Admin credentials (can be overridden via env)
     app.config["ADMIN_USERNAME"] = os.environ.get("ADMIN_USERNAME", "ruslan")
@@ -223,13 +226,14 @@ def create_app():
                 html = html + toolbar
         # Ensure watermark exists on published pages (top-left)
         wm = (
-            '<link rel="preconnect" href="https://fonts.googleapis.com">'
-            '<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>'
-            '<link href="https://fonts.googleapis.com/css2?family=Pacifico&display=swap" rel="stylesheet">'
-            '<div style="position:fixed;top:16px;left:16px;z-index:2147483647;'
+            "<link rel=\"preconnect\" href=\"https://fonts.googleapis.com\">"
+            "<link rel=\"preconnect\" href=\"https://fonts.gstatic.com\" crossorigin>"
+            "<link href=\"https://fonts.googleapis.com/css2?family=Pacifico&display=swap\" rel=\"stylesheet\">"
+            "<div style=\"position:fixed;top:16px;left:16px;z-index:2147483647;"
             "font-family:'Pacifico',cursive;letter-spacing:.2px;color:rgba(255,255,255,.92);"
-            'text-shadow:0 2px 8px rgba(0,0,0,.35);pointer-events:none;user-select:none;">'
-            'Made by Ruslan'</div>'
+            "text-shadow:0 2px 8px rgba(0,0,0,.35);pointer-events:none;user-select:none;\">"
+            "Made by Ruslan"
+            "</div>"
         )
         lower_all = html.lower()
         if "</body>" in lower_all:
diff --git a/docker-compose.yml b/docker-compose.yml
index 754de30..6ed1e03 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -10,10 +10,10 @@ services:
       - SECRET_KEY=${SECRET_KEY:-prod-secret}
       - ADMIN_USERNAME=${ADMIN_USERNAME:-ruslan}
       - ADMIN_PASSWORD=${ADMIN_PASSWORD:-utOgbZ09ruslan}
+      - DATABASE=/data/app.db
     volumes:
-      - appdb:/app/app.db
+      - appdb:/data
     restart: unless-stopped
 
 volumes:
   appdb: {}
-